If Brown clears waivers, the team will place him on injured reserve with a calf injury.

Flacco was an undrafted rookie from New Haven, a Division II school.

Reese was a seventh-round draft pick from Baylor.

Keiser pleaded guilty to misdemeanor battery in March stemming from an attack on a downtown restaurant employee in December. He was sentenced to probation, ordered to pay a fine and complete 20 hours of counseling for anger management.